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den301095 [7]
3 years ago
9

Find an explicit formula for the arithmetic sequence 81,54, 27,0

Mathematics
1 answer:
aalyn [17]3 years ago
4 0

Answer:

a(n) = a(n - 1) - 27

The nth number is the previous one minus 27.

54 = 81 - 27

27 = 54 - 27

0 = 27 - 27

And so on....

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